136052393 has 2 divisors, whose sum is σ = 136052394. Its totient is φ = 136052392.

The previous prime is 136052333. The next prime is 136052417. The reversal of 136052393 is 393250631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82937449 + 53114944 = 9107^2 + 7288^2 .

It is an emirp because it is prime and its reverse (393250631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136052393 - 2¹⁴ = 136036009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (136052333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68026196 + 68026197.

It is an arithmetic number, because the mean of its divisors is an integer number (68026197).

Almost surely, 2^136052393 is an apocalyptic number.

It is an amenable number.

136052393 is a deficient number, since it is larger than the sum of its proper divisors (1).

136052393 is an equidigital number, since it uses as much as digits as its factorization.

136052393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 136052393 is about 11664.1499047294. The cubic root of 136052393 is about 514.3223474750.

The spelling of 136052393 in words is "one hundred thirty-six million, fifty-two thousand, three hundred ninety-three".